/*
* Copyright ( c ) 2015 , 2021 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation .
*
* This code is distributed in the hope that it will be useful , but WITHOUT
* ANY WARRANTY ; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
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*/
/*
* @ test
* @ bug 8131051 8194486 8187218
* @ summary KDC might issue a renewable ticket even if not requested
* @ library / test / lib
* @ compile - XDignore . symbol . file LongLife . java
* @ run main jdk . test . lib . FileInstaller TestHosts TestHosts
* @ run main / othervm - Djdk . net . hosts . file = TestHosts LongLife
*/
import org.ietf.jgss.GSSCredential;
import org.ietf.jgss.GSSManager;
import sun.security.krb5.Config;
import javax.security.auth.Subject;
import javax.security.auth.kerberos.KerberosTicket;
public class LongLife {
public static void main(String[] args) throws Exception {
OneKDC kdc = new OneKDC(null ).writeJAASConf();
test(kdc, "10h" , false , 36000 , false );
test(kdc, "2d" , false , KDC.DEFAULT_LIFETIME, true );
test(kdc, "2d" , true , 2 * 24 * 3600 , false );
// 8187218: getRemainingLifetime() is negative if lifetime
// is longer than 30 days.
test(kdc, "30d" , true , 30 * 24 * 3600 , false );
}
static void test(
KDC kdc,
String ticketLifetime,
boolean forceTill, // if true, KDC will not try RENEWABLE
int expectedLifeTime,
boolean expectedRenewable) throws Exception {
KDC.saveConfig(OneKDC.KRB5_CONF, kdc,
"ticket_lifetime = " + ticketLifetime);
Config.refresh();
if (forceTill) {
System.setProperty("test.kdc.force.till" , "" );
} else {
System.clearProperty("test.kdc.force.till" );
}
Context c = Context.fromJAAS("client" );
GSSCredential cred = Subject.callAs(c.s(),
()-> {
GSSManager m = GSSManager.getInstance();
return m.createCredential(GSSCredential.INITIATE_ONLY);
});
KerberosTicket tgt = c.s().getPrivateCredentials(KerberosTicket.class )
.iterator().next();
System.out.println(tgt);
int actualLifeTime = cred.getRemainingLifetime();
if (actualLifeTime < expectedLifeTime - 60
|| actualLifeTime > expectedLifeTime + 60 ) {
throw new Exception("actualLifeTime is " + actualLifeTime);
}
if (tgt.isRenewable() != expectedRenewable) {
throw new Exception("TGT's RENEWABLE flag is " + tgt.isRenewable());
}
}
}
Messung V0.5 in Prozent C=92 H=93 G=92
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-06-10)
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